1242199000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 192

約数和(自身を含む): 3428399520

約数和(自身を除く): 2186200520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 101, 125, 140, 175, 196, 200, 202, 245, 250, 251, 280, 350, 392, 404, 490, 500, 502, 505, 700, 707, 808, 875, 980, 1000, 1004, 1010, 1225, 1255, 1400, 1414, 1750, 1757, 1960, 2008, 2020, 2450, 2510, 2525, 2828, 3500, 3514, 3535, 4040, 4900, 4949, 5020, 5050, 5656, 6125, 6275, 7000, 7028, 7070, 8785, 9800, 9898, 10040, 10100, 12250, 12299, 12550, 12625, 14056, 14140, 17570, 17675, 19796, 20200, 24500, 24598, 24745, 25100, 25250, 25351, 28280, 31375, 35140, 35350, 39592, 43925, 49000, 49196, 49490, 50200, 50500, 50702, 61495, 62750, 70280, 70700, 87850, 88375, 98392, 98980, 101000, 101404, 122990, 123725, 125500, 126755, 141400, 175700, 176750, 177457, 197960, 202808, 219625, 245980, 247450, 251000, 253510, 307475, 351400, 353500, 354914, 439250, 491960, 494900, 507020, 614950, 618625, 633775, 707000, 709828, 878500, 887285, 989800, 1014040, 1229900, 1237250, 1242199, 1267550, 1419656, 1537375, 1757000, 1774570, 2459800, 2474500, 2484398, 2535100, 3074750, 3168875, 3549140, 4436425, 4949000, 4968796, 5070200, 6149500, 6210995, 6337750, 7098280, 8872850, 9937592, 12299000, 12421990, 12675500, 17745700, 22182125, 24843980, 25351000, 31054975, 35491400, 44364250, 49687960, 62109950, 88728500, 124219900, 155274875, 177457000, 248439800, 310549750, 621099500, 1242199000]

約数ペア:

[(1, 1242199000), (2, 621099500), (4, 310549750), (5, 248439800), (7, 177457000), (8, 155274875), (10, 124219900), (14, 88728500), (20, 62109950), (25, 49687960), (28, 44364250), (35, 35491400), (40, 31054975), (49, 25351000), (50, 24843980), (56, 22182125), (70, 17745700), (98, 12675500), (100, 12421990), (101, 12299000), (125, 9937592), (140, 8872850), (175, 7098280), (196, 6337750), (200, 6210995), (202, 6149500), (245, 5070200), (250, 4968796), (251, 4949000), (280, 4436425), (350, 3549140), (392, 3168875), (404, 3074750), (490, 2535100), (500, 2484398), (502, 2474500), (505, 2459800), (700, 1774570), (707, 1757000), (808, 1537375), (875, 1419656), (980, 1267550), (1000, 1242199), (1004, 1237250), (1010, 1229900), (1225, 1014040), (1255, 989800), (1400, 887285), (1414, 878500), (1750, 709828), (1757, 707000), (1960, 633775), (2008, 618625), (2020, 614950), (2450, 507020), (2510, 494900), (2525, 491960), (2828, 439250), (3500, 354914), (3514, 353500), (3535, 351400), (4040, 307475), (4900, 253510), (4949, 251000), (5020, 247450), (5050, 245980), (5656, 219625), (6125, 202808), (6275, 197960), (7000, 177457), (7028, 176750), (7070, 175700), (8785, 141400), (9800, 126755), (9898, 125500), (10040, 123725), (10100, 122990), (12250, 101404), (12299, 101000), (12550, 98980), (12625, 98392), (14056, 88375), (14140, 87850), (17570, 70700), (17675, 70280), (19796, 62750), (20200, 61495), (24500, 50702), (24598, 50500), (24745, 50200), (25100, 49490), (25250, 49196), (25351, 49000), (28280, 43925), (31375, 39592), (35140, 35350)]